A leucine-rich repeat region is conserved in pollen extensin-like (Pex) proteins in monocots and dicots.
Stratford S, Barne W, Hohorst DL, Sagert JG, Cotter R, Golubiewski A, Showalter AM, McCormick S, Bedinger P. A leucine-rich repeat region is conserved in pollen extensin-like (Pex) proteins in monocots and dicots. Plant Mol Biol. 2001 May; 46(1):43-56.